Photo is a S&W Model 1915 Type 2 with a F.D.L. Wondersight (which sold for $4.95 in 1960).
You have to remove the top screw in the side plate to install this sight, they give you a longer screw. This micrometer rear sight has both windage and elevation in one minute clicks. On
the Colt revolvers you have to drill and tap.Attachment 22472Attachment 22473Attachment 22471Attachment 22470
